respect the link_id, not only the SAPI from SMS code
SMS related messages are all sent over SAPI=3. But in addition to that, we also need to send it over the correct link identifier, i.e. SACCH or main signalling channel
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c89a511616
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@ -691,7 +691,7 @@ struct gsm_trans;
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void gsm0408_allow_everyone(int allow);
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void gsm0408_set_reject_cause(int cause);
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int gsm0408_rcvmsg(struct msgb *msg);
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int gsm0408_rcvmsg(struct msgb *msg, u_int8_t link_id);
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void gsm0408_generate_lai(struct gsm48_loc_area_id *lai48, u_int16_t mcc,
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u_int16_t mnc, u_int16_t lac);
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enum gsm_chan_t get_ctype_by_chreq(struct gsm_bts *bts, u_int8_t ra);
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@ -203,7 +203,7 @@ struct sms_deliver {
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struct msgb;
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int gsm0411_rcv_sms(struct msgb *msg);
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int gsm0411_rcv_sms(struct msgb *msg, u_int8_t link_id);
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int gsm411_send_sms_lchan(struct gsm_lchan *lchan, struct gsm_sms *sms);
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@ -39,6 +39,7 @@ struct gsm_trans {
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struct gsm_mncc msg; /* stores setup/disconnect/release message */
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} cc;
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struct {
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u_int8_t link_id; /* RSL Link ID to be used for this trans */
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int is_mt; /* is this a MO (0) or MT (1) transfer */
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enum gsm411_cp_state cp_state;
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struct timer_list cp_timer;
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@ -923,7 +923,7 @@ static int rsl_rx_meas_res(struct msgb *msg)
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if (TLVP_PRESENT(&tp, RSL_IE_L3_INFO)) {
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DEBUGPC(DMEAS, "L3\n");
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msg->l3h = TLVP_VAL(&tp, RSL_IE_L3_INFO);
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return gsm0408_rcvmsg(msg);
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return gsm0408_rcvmsg(msg, 0);
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} else
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DEBUGPC(DMEAS, "\n");
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@ -1206,10 +1206,12 @@ static int abis_rsl_rx_rll(struct msgb *msg)
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struct abis_rsl_rll_hdr *rllh = msgb_l2(msg);
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int rc = 0;
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char *ts_name;
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u_int8_t sapi = rllh->link_id & 7;
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msg->lchan = lchan_lookup(msg->trx, rllh->chan_nr);
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ts_name = gsm_ts_name(msg->lchan->ts);
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DEBUGP(DRLL, "channel=%s chan_nr=0x%02x ", ts_name, rllh->chan_nr);
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DEBUGP(DRLL, "channel=%s chan_nr=0x%02x sapi=%u ", ts_name,
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rllh->chan_nr, sapi);
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switch (rllh->c.msg_type) {
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case RSL_MT_DATA_IND:
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@ -1218,7 +1220,7 @@ static int abis_rsl_rx_rll(struct msgb *msg)
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sizeof(struct abis_rsl_common_hdr) + sizeof(*rllh) &&
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rllh->data[0] == RSL_IE_L3_INFO) {
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msg->l3h = &rllh->data[3];
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return gsm0408_rcvmsg(msg);
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return gsm0408_rcvmsg(msg, rllh->link_id);
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}
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break;
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case RSL_MT_EST_IND:
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@ -1229,7 +1231,7 @@ static int abis_rsl_rx_rll(struct msgb *msg)
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sizeof(struct abis_rsl_common_hdr) + sizeof(*rllh) &&
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rllh->data[0] == RSL_IE_L3_INFO) {
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msg->l3h = &rllh->data[3];
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return gsm0408_rcvmsg(msg);
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return gsm0408_rcvmsg(msg, rllh->link_id);
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}
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break;
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case RSL_MT_EST_CONF:
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@ -3745,7 +3745,7 @@ static int gsm0408_rcv_cc(struct msgb *msg)
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}
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/* here we pass in a msgb from the RSL->RLL. We expect the l3 pointer to be set */
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int gsm0408_rcvmsg(struct msgb *msg)
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int gsm0408_rcvmsg(struct msgb *msg, u_int8_t link_id)
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{
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struct gsm48_hdr *gh = msgb_l3(msg);
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u_int8_t pdisc = gh->proto_discr & 0x0f;
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@ -3762,7 +3762,7 @@ int gsm0408_rcvmsg(struct msgb *msg)
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rc = gsm0408_rcv_rr(msg);
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break;
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case GSM48_PDISC_SMS:
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rc = gsm0411_rcv_sms(msg);
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rc = gsm0411_rcv_sms(msg, link_id);
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break;
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case GSM48_PDISC_MM_GPRS:
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case GSM48_PDISC_SM_GPRS:
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@ -139,7 +139,7 @@ struct msgb *gsm411_msgb_alloc(void)
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"GSM 04.11");
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}
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static int gsm411_sendmsg(struct msgb *msg)
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static int gsm411_sendmsg(struct msgb *msg, u_int8_t link_id)
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{
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if (msg->lchan)
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msg->trx = msg->lchan->ts->trx;
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@ -148,7 +148,7 @@ static int gsm411_sendmsg(struct msgb *msg)
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DEBUGP(DSMS, "GSM4.11 TX %s\n", hexdump(msg->data, msg->len));
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return rsl_data_request(msg, UM_SAPI_SMS);
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return rsl_data_request(msg, link_id);
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}
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/* SMC TC1* is expired */
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@ -197,7 +197,7 @@ static int gsm411_cp_sendmsg(struct msgb *msg, struct gsm_trans *trans,
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DEBUGPC(DSMS, "trans=%x\n", trans->transaction_id);
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return gsm411_sendmsg(msg);
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return gsm411_sendmsg(msg, trans->sms.link_id);
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}
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/* Prefix msg with a RP-DATA header and send as CP-DATA */
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@ -645,7 +645,7 @@ static int gsm411_rx_rp_ack(struct msgb *msg, struct gsm_trans *trans,
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if (sms)
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gsm411_send_sms_lchan(msg->lchan, sms);
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else
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rsl_release_request(msg->lchan, UM_SAPI_SMS);
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rsl_release_request(msg->lchan, trans->sms.link_id);
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return 0;
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}
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@ -710,7 +710,7 @@ static int gsm411_rx_rp_smma(struct msgb *msg, struct gsm_trans *trans,
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if (sms)
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gsm411_send_sms_lchan(msg->lchan, sms);
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else
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rsl_release_request(msg->lchan, UM_SAPI_SMS);
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rsl_release_request(msg->lchan, trans->sms.link_id);
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return rc;
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}
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@ -784,7 +784,7 @@ static int gsm411_tx_cp_error(struct gsm_trans *trans, u_int8_t cause)
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}
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/* Entry point for incoming GSM48_PDISC_SMS from abis_rsl.c */
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int gsm0411_rcv_sms(struct msgb *msg)
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int gsm0411_rcv_sms(struct msgb *msg, u_int8_t link_id)
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{
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struct gsm48_hdr *gh = msgb_l3(msg);
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u_int8_t msg_type = gh->msg_type;
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@ -812,6 +812,7 @@ int gsm0411_rcv_sms(struct msgb *msg)
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trans->sms.cp_state = GSM411_CPS_IDLE;
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trans->sms.rp_state = GSM411_RPS_IDLE;
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trans->sms.is_mt = 0;
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trans->sms.link_id = link_id;
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trans->lchan = lchan;
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use_lchan(lchan);
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@ -826,12 +827,17 @@ int gsm0411_rcv_sms(struct msgb *msg)
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* CP-DATA, including sending of the assoc. CP-ACK */
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trans->sms.cp_state = GSM411_CPS_MM_ESTABLISHED;
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/* SMC instance acknowledges the CP-DATA frame */
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gsm411_tx_cp_ack(trans);
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rc = gsm411_rx_cp_data(msg, gh, trans);
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#if 0
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/* Send CP-ACK or CP-ERORR in response */
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if (rc < 0) {
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rc = gsm411_tx_cp_error(trans, GSM411_CP_CAUSE_NET_FAIL);
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} else
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rc = gsm411_tx_cp_ack(trans);
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#endif
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break;
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case GSM411_MT_CP_ACK:
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/* previous CP-DATA in this transaction was confirmed */
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@ -908,6 +914,7 @@ int gsm411_send_sms_lchan(struct gsm_lchan *lchan, struct gsm_sms *sms)
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trans->sms.rp_state = GSM411_RPS_IDLE;
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trans->sms.is_mt = 1;
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trans->sms.sms = sms;
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trans->sms.link_id = UM_SAPI_SMS; /* FIXME: main or SACCH ? */
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trans->lchan = lchan;
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use_lchan(lchan);
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